S.M.S.L A50Pro Amplifier,LPF&HPF,2.1 Channel Audio Amplifier,100W Bass Output Power, HiFi Bluetooth 5.0 Stereo Audio Amplifier,Supports HDMI (ARC),Passive Subwoofer,MA12070P*2 Chip Available at Amazon

S.M.S.L A50Pro Amplifier,LPF&HPF,2.1 Channel Audio Amplifier,100W Bass Output Power, HiFi Bluetooth 5.0 Stereo Audio Amplifier,Supports HDMI (ARC),Passive Subwoofer,MA12070P*2 Chip  Available at Amazon
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S.M.S.L A50Pro Amplifier,LPF&HPF,2.1 Channel Audio Amplifier,100W Bass Output Power, HiFi Bluetooth 5.0 Stereo Audio Amplifier,Supports HDMI (ARC),Passive Subwoofer,MA12070P*2 Chip  Available at Amazon
Price: $89.99
(as of Mar 14,2025 16:15:42 UTC – Details)

The prices listed in the article are accurate as of the time of publication and may change. Please check the linked page for the most up-to-date prices.
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Adjustable Ten Crossover Frequency Points: The A50Pro offers ten adjustable high-pass and low-pass crossover frequency points, allowing flexible pairing with different main speakers and passive subwoofers to help you build your ideal 2.1 sound system.
Powerful and Adjustable Passive Subwoofer: With passive bass performance of up to 100 watts, you can independently adjust the subwoofer volume from S00 to S99 as needed, accommodating various audio scenarios.
Multiple EQ Presets and Sound Effect Adjustments: The device is equipped with multiple built-in EQ presets to cater to different musical styles, and supports ±9 levels of treble and bass adjustments, providing a diverse listening experience.
Strong Compatibility and Multi-Device Support: The USB port supports plug-and-play use, compatible with HDMI (ARC), optical, and AUX inputs, meeting almost all audio connection needs, and allowing connections to passive speakers, subwoofers, TVs, and more.
Innovative Digital Amplifier Technology: Utilizing German Infineon digital silicon carbide power amplifier chips, achieving an energy efficiency of up to 92%, significantly reducing energy consumption. Additionally, electronic volume control eliminates noise, ensuring pure sound quality.
You will receive A50Pro amplifier x1, power x1, user manual x1, remote control x1, Bluetooth antenna x1, USB cable x1, HDMI cable x1, as well as a 12 month worry free warranty and friendly customer service.

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